You can see three almost identical images below. Can you spot the odd one out from them?

Can you make the number 24 by utilizing the numbers 1, 3, 4 and 6? You must use one number only one time and you can use mathematical operation symbols anytime anywhere.

What has 88 keys?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

What is the centre of gravity?

There are 2 sand hourglasses.

The small one can measure 5 hours and the large one can measure 7 hours.

How can we measure 16 hours with 2 sand hourglasses running together ?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?